Citizen Seven Star Deluxe Automatic - Referenz 6N-3-U (November 1968) GMT Dimensions– Diameter: 35

Dimensions– Diameter: 35

With only 500 pieces produced worldwide

rectangular hour markers formed the starting point for the design philosophy that Taro Tanaka later formulated as the "Grammar of Design"—a design language that continues to shape Grand Seiko to this day

– Diameter: 42 mm – Height: 12 mm – Weight: 68 g – Lug width: 20 mm – Bracelet circumference: up to 22 cm

recognizable by the serial number on the case back (first digit = year of production within the decade

Citizen Seven Star Deluxe Automatic - Referenz 6N-3-U (November 1968) GMT Dimensions– Diameter: 35This Citizen Seven Star Deluxe is an authentic example of the Japanese watch industry of the late 1960s a phase of intense technological and design competition between Citizen and Seiko. The Seven Star line played a central role in Citizen's portfolio, consciously positioning itself as a high quality, robust automatic series for daily use. Dating based on the serial number The serial number 811XXXXX stamped on the case back follows the classic Citizen